1834123023661 has 4 divisors (see below), whose sum is σ = 1930655814400. Its totient is φ = 1737590232924.

The previous prime is 1834123023599. The next prime is 1834123023751. The reversal of 1834123023661 is 1663203214381.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1834123023661 - 2⁷ = 1834123023533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1834123023961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48266395341 + ... + 48266395378.

It is an arithmetic number, because the mean of its divisors is an integer number (482663953600).

Almost surely, 2^{1834123023661} is an apocalyptic number.

It is an amenable number.

1834123023661 is a deficient number, since it is larger than the sum of its proper divisors (96532790739).

1834123023661 is an equidigital number, since it uses as much as digits as its factorization.

1834123023661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96532790738.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 1834123023661 in words is "one trillion, eight hundred thirty-four billion, one hundred twenty-three million, twenty-three thousand, six hundred sixty-one".